000 00297nam a2200121Ia 4500
008 160710s1947 xx 000 0 und d
082 _a621.56 WIL
100 _aWILIAMS,HAL
245 _aMECHANICAL REFRIGERATION
260 _bSIR ISAAC PITMAN& SONS,LTD.
_c1947
300 _a562
942 _2ddc
_cB
999 _c15800
_d15800